<template>
  <div class="main-container">
    <div class="main-content">
      <div class="row">
        <div class="col-sm-10 col-sm-offset-1">
          <div class="login-container">
            <div class="center">
              <h1>
                <i class="ace-icon fa fa-leaf green"></i>
                <span class="red">Ace</span>
                <span class="white" id="id-text2">Application</span>
              </h1>
              <h4 class="blue" id="id-company-text">&copy; Company Name</h4>
            </div>

            <div class="space-6"></div>

            <div class="position-relative">
              <div id="login-box" class="login-box visible widget-box no-border">
                <div class="widget-body">
                  <div class="widget-main">
                    <h4 class="header blue lighter bigger">
                      <i class="ace-icon fa fa-coffee green"></i>
                      Please Enter Your Information
                    </h4>

                    <div class="space-6"></div>

                    <form>
                      <fieldset>
                        <label class="block clearfix">
  														<span class="block input-icon input-icon-right">
  															<input type="text" class="form-control"
                                       placeholder="用户名"  v-model="user.loginName"/>
  															<i class="ace-icon fa fa-user"></i>
  														</span>
                        </label>

                        <label class="block clearfix">
  														<span class="block input-icon input-icon-right">
  															<input type="password" class="form-control"
                                       placeholder="密码" v-model="user.password"/>
  															<i class="ace-icon fa fa-lock"></i>
  														</span>
                        </label>

                        <label class="block clearfix">
                          <span class="block input-icon input-icon-right">
                            <div class="input-group">
                              <input v-model="user.imageCode" type="text" class="form-control" placeholder="验证码">
                              <span class="input-group-addon" id="basic-addon2">
                                <img v-on:click="loadImageCode()" id="image-code" alt="验证码"/>
                              </span>
                            </div>
                          </span>
                        </label>

                        <div class="space"></div>

                        <div class="clearfix">
                          <label class="inline">
                            <input v-model="remember" type="checkbox" class="ace"/>
                            <span class="lbl"> 记住我</span>
                          </label>

                          <button type="button"
                                  class="width-35 pull-right btn btn-sm btn-primary" v-on:click="login()">
                            <i class="ace-icon fa fa-key"></i>
                            <span class="bigger-110">登录</span>
                          </button>
                        </div>

                        <div class="space-4"></div>
                      </fieldset>
                    </form>
                  </div><!-- /.widget-main -->

                </div><!-- /.widget-body -->
              </div><!-- /.login-box -->
            </div><!-- /.position-relative -->


          </div>
        </div><!-- /.col -->
      </div><!-- /.row -->
    </div><!-- /.main-content -->
  </div><!-- /.main-container -->
</template>

<script>
    // $('body').attr('class', 'login-layout light-login');
    export default {
        name: 'login',
        data: function () {
            return {
                userName:'',
                user: {},
                remember: true, // 默认勾选记住我
                imageCodeToken: ""
            }
        },
        mounted() {

            let _this = this;
            // _this.$router.push("/welcome")

            $("body").removeClass("no-skin");
            $("body").attr("class", "login-layout light-login");
            // console.log("login");

            // 从缓存中获取记住的用户名密码，如果获取不到，说明上一次没有勾选“记住我”
            let rememberUser = LocalStorage.get(LOCAL_KEY_REMEMBER_USER);
            if (rememberUser) {
                _this.user = rememberUser;
            }

            // 初始时加载一次验证码图片
            _this.loadImageCode();
            // _this.test()
        },
        methods: {
            login () {
                let _this = this;
                console.log("当前用户", _this.user)
                if (!this.user.imageCode){
                    Toast.warning("验证码不能为空");
                    return
                }

                // 将明文存储到缓存中
                // let passwordShow = _this.user.password;

                // 如果密码是从缓存带出来的，则不需要重新加密

                let md5 = hex_md5(_this.user.password);
                let rememberUser = LocalStorage.get(LOCAL_KEY_REMEMBER_USER) || {};
                if (md5 !== rememberUser.md5) {
                    _this.user.password = hex_md5(_this.user.password + KEY);
                }

                _this.user.imageCodeToken = _this.imageCodeToken;

                Loading.show();
                _this.$ajax.post(process.env.VUE_APP_SERVER + '/server/admin/user/login', _this.user).then((response)=>{
                    Loading.hide();
                    let resp = response.data;
                    if (resp.success) {
                        console.log("登录成功：", resp.data);
                        let loginUser = resp.data;
                        Tool.setLoginUser(resp.data);

                        // 判断“记住我”
                        if (_this.remember) {
                            // 如果勾选记住我，则将用户名密码保存到本地缓存
                            // 原：这里需要保存密码明文，否则登录时又会再加一层密
                            // 新：这里保存密码密文，并保存密文md5，用于检测密码是否被重新输入过
                            let md5 = hex_md5(_this.user.password);
                            LocalStorage.set(LOCAL_KEY_REMEMBER_USER, {
                                loginName: loginUser.loginName,
                                // password: _this.user.passwordShow,
                                password: _this.user.password,
                                md5: md5
                            });
                        } else {
                            // 没有勾选“记住我”时，要把本地缓存清空，否则按照mounted的逻辑，下次打开时会自动显示用户名密码
                            LocalStorage.set(LOCAL_KEY_REMEMBER_USER, null);
                        }
                        _this.$router.push("/welcome")
                        console.log('登陆成功')
                    } else {
                        console.log('登录失败')
                        Toast.warning(resp.message);
                        _this.user.password = "";
                        _this.loadImageCode();

                    }
                });

            },

            /**
             * 加载图形验证码
             */
            loadImageCode: function () {
                console.log('加载图形验证码', process.env.VUE_APP_SERVER)
                let _this = this;
                _this.imageCodeToken = Tool.uuid(8);
                $('#image-code').attr('src', process.env.VUE_APP_SERVER + '/server/kaptcha/image-code/' + _this.imageCodeToken);
            },
            test() {
                let _this = this;
                _this.$ajax.get(process.env.VUE_APP_SERVER + '/server/hello').then((response)=>{

                });
            }
        }
    }
</script>

<style scoped>
  .input-group-addon {
    padding: 0;
  }
</style>
